Filtrete Ultra Allergen Reduction Deep Pleat Filter NDP01-4IN-4, 16 in x 25 in x 4 in (40.1 cm x 62.2 cm x 10.6 cm) Case of 4

• #1 Recommended Brand* (*Filtrete Brand is the most recommended brand of HVAC Air Filters based on the US Filtrete Brand Health Tracker, Ipsos, June 2022)
• 54% SMALL PARTICLE CAPTURE, like bacteria and particles that carry viruses* (* % captured is based on ASHRAE 52.2 testing for 0.3 to 1 micron particles from the air passing through the filter, which relates to HVAC industry standard efficiency testing)
• A dirty filter will slow down air flow and make the system work harder to keep you warm or cool--wasting energy. Sign-up for a filter change reminder program (www.filtrete.com/ChangeReminders) that works for you!
• ATTRACTS AND CAPTURES particles such as lint, pollen, dust, pet dander, smoke and smog
• Actual filter size is: 15.88 x 24.56 x 4.31 Inch
• CAPTURES MORE PARTICLES than fiberglass air filters
• CREATE A CHANGE COUNTDOWN in the Filtrete Smart App. Simply use the app to scan the barcode on your filter’s packaging, then choose 3, 6, or 12 months for your replacement countdown. When the lifespan is up, you’ll get a notification to change your filter
• FOR OPTIMAL PERFORMANCE of your heating & cooling system or HVAC system, change your home air filter at least every 12 months for 4 in
• FOR RESIDENTIAL use only
• MPR 1550 has a rating of MERV 12
• The higher the MPR, the more microparticles--such as pollen, pet dander, smoke, bacteria and viruses--your filter will capture from the air passing through it
• This filter is compatible with Honeywell® furnaces calling for a 4" filter

The Filtrete Ultra Allergen Reduction Deep Pleat filter attracts and captures microscopic particles like bacteria, particles that can carry viruses, and large particles like mold spores and pollen. For residential use only. Actual filter depth is 4 3/8". Your home should be your sanctuary, starting with the air you breathe. Filtrete Allergen, Bacteria & Virus Air Filters help capture unwanted particles from your household air, contributing to a cleaner, fresher home environment. By proactively capturing dust, bacteria, viruses and allergens, these high performance filters help improve your home’s air quality. Actual filter depth is 4.31"